import {EventEmitter} from 'events';
import { fchown } from 'fs';
const myEmitter=new EventEmitter();

function greetHandler(name){
    console.log('Hello'+name);
}

function goodbyeHandler(name){
    console.log('Goodbye'+name);
}

myEmitter.on('greet',greetHandler);
myEmitter.on('goodbye',goodbyeHandler);

myEmitter.emit('greet',' John');
myEmitter.emit('goodbye',' John');

myEmitter.on('error',(err)=>{
    console.log('An Error Occured:',err);
});

myEmitter.emit('error',new Error('Something went wrong'));